Nuclear armed anti-balistic missiles have been made, but they're not in use as far as we know. https://en.wikipedia.org/wiki/Sentinel_program https://en.wikiped

Nuclear armed anti-balistic missiles have been made, but they're not in use as far as we know. https://en.wikipedia.org/wiki/Sentinel_program https://en.wikipedia.org/wiki/Sentinel_program Spartan missiles were set to be armed with 5 MT warheads!